CN110082674A - Substation's relay calibrating installation and system - Google Patents
Substation's relay calibrating installation and system Download PDFInfo
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- CN110082674A CN110082674A CN201910297403.XA CN201910297403A CN110082674A CN 110082674 A CN110082674 A CN 110082674A CN 201910297403 A CN201910297403 A CN 201910297403A CN 110082674 A CN110082674 A CN 110082674A
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- 238000009434 installation Methods 0.000 title claims abstract description 30
- 230000008859 change Effects 0.000 claims abstract description 34
- 230000009471 action Effects 0.000 claims abstract description 28
- 238000012545 processing Methods 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 13
- 230000008569 process Effects 0.000 claims abstract description 12
- 238000012360 testing method Methods 0.000 claims description 40
- 238000002955 isolation Methods 0.000 claims description 27
- 230000005611 electricity Effects 0.000 claims description 15
- 238000004891 communication Methods 0.000 claims description 11
- 230000003993 interaction Effects 0.000 claims description 9
- 230000003750 conditioning effect Effects 0.000 claims description 7
- 230000015654 memory Effects 0.000 claims description 7
- 238000012795 verification Methods 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000008054 signal transmission Effects 0.000 claims description 5
- 229910001416 lithium ion Inorganic materials 0.000 claims description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical group [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 14
- 238000010586 diagram Methods 0.000 description 6
- 230000033228 biological regulation Effects 0.000 description 3
- 230000001143 conditioned effect Effects 0.000 description 3
- 208000033999 Device damage Diseases 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000010835 comparative analysis Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000000547 structure data Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3277—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches
- G01R31/3278—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches of relays, solenoids or reed switches
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
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- General Physics & Mathematics (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
This application involves a kind of substation's relay calibrating installation and systems, wherein described device includes: relay contact analog control system interface, for being separately connected power end and the action connection point end of relay；Quantity of state Acquisition Circuit, for acquiring the status change data of relay；The input terminal of quantity of state Acquisition Circuit connects relay contact analog control system interface；The output end of voltage controller power source module, voltage controller power source module connects relay contact analog control system interface；Power supply Acquisition Circuit, for acquiring the power supply signal of relay, power supply Acquisition Circuit connects the output end of voltage controller power source module；First processor, first processor are separately connected the output end of power supply Acquisition Circuit, the control terminal of voltage controller power source module and quantity of state Acquisition Circuit；Second processor, for receiving and processing power supply signal and status change data；Second processor connects first processor.It can be realized the calibrating automatically to tested relay, simplify detection process, and improve detection efficiency.
Description
Technical field
This application involves substation's detection technique fields, more particularly to a kind of substation's relay calibrating installation and are
System.
Background technique
Substation is to be converted to the voltage and current of electric energy, collect the place for neutralizing distribution, in order to guarantee substation
Normal operation, by needing periodically to carry out the work of prerun regular inspection to substation.And relay is the important composition of substation
Element, the relay huge number in substation, and measurement circuit is more.
During realization, inventor has found that at least there are the following problems in traditional technology: tradition in substation after
Electrical testing usually carries out wiring detection to relay by manual operation, and detection process is cumbersome, and detection efficiency is low.
Summary of the invention
Based on this, it is necessary to which for tradition to the relay test in substation, detection process is cumbersome, and detection efficiency is low
The problem of, a kind of substation's relay calibrating installation and system are provided.
To achieve the goals above, the embodiment of the invention provides a kind of substation's relay calibrating installations, comprising:
Relay contact analog control system interface；Relay contact analog control system interface is used to be separately connected power end and the action connection point end of relay；
Quantity of state Acquisition Circuit；The input terminal of quantity of state Acquisition Circuit connects relay contact analog control system interface；Quantity of state acquisition electricity
Road acquires the status change data at the action connection point end of relay；
Voltage controller power source module；The output end of voltage controller power source module connects relay contact analog control system interface；
Power supply Acquisition Circuit；The output end of power supply Acquisition Circuit connection voltage controller power source module；Power supply Acquisition Circuit acquisition after
The power supply signal of the power end of electric appliance；
First processor；First processor is separately connected power supply Acquisition Circuit, the control terminal and state of voltage controller power source module
Measure the output end of Acquisition Circuit；First processor controls voltage controller power source module, and obtains power supply signal and status change data；
Second processor；Second processor connects first processor；Second processor receives and processes power supply signal and shape
State delta data.
Power supply Acquisition Circuit includes connecting the analog signal of the output end of voltage controller power source module in one of the embodiments,
Conditioning circuit, connects the signal transmission isolation circuit of first processor, and is connected to analog signal conditioning circuit and signal biography
Analog to digital conversion circuit between defeated isolation circuit.
It in one of the embodiments, further include being connected between first processor and the control terminal of voltage controller power source module
First isolation circuit.
It in one of the embodiments, further include the input terminal for being connected to relay contact analog control system interface and quantity of state Acquisition Circuit
Between the second isolation circuit.
Further include in one of the embodiments, be separately connected first processor, second processor, power supply Acquisition Circuit and
The power supply module of voltage controller power source module.
Power supply module includes battery pack, the Inverter for connecting battery pack, connects in one of the embodiments,
Connect the system power supply module of battery pack and the isolated power supply module of connection battery pack；
Inverter connects voltage controller power source module；System power supply module is separately connected first processor and second processing
Device；Isolated power supply module connects power supply Acquisition Circuit.
Battery pack is Li-ion batteries piles in one of the embodiments,.
It in one of the embodiments, further include the human-computer interaction device for being separately connected second processor, memory and logical
Believe interface；
Wherein, human-computer interaction device includes the input equipment and display equipment for being separately connected second processor.
First processor is FPGA processor in one of the embodiments,；Second processor is arm processor.
On the other hand, the embodiment of the invention also provides a kind of substation's relay verification system, including remote terminal with
And substation's relay calibrating installation of connection remote terminal, such as above-mentioned any one.
A technical solution in above-mentioned technical proposal is had the following advantages and beneficial effects:
Relay contact analog control system interface is separately connected to the power end of relay and the action connection point end of relay, at first
The size of device control voltage controller power source module out-put supply signal is managed, and then voltage controller power source module can pass through the power supply signal of output
Relay contact analog control system interface is transferred to the power end of relay, so that the action connection point end of relay generates action state variation；Electricity
Source Acquisition Circuit can acquire the power supply signal of the power end of input relay, and collected power supply signal is transferred at first
Manage device；Quantity of state Acquisition Circuit can acquire the status change data of relay by relay contact analog control system interface, and will be collected
Status change data is transferred to first processor；And then first processor can be by the power supply signal received and status change data
It is transferred to second processor, power supply signal and status change data can be handled by second processor, is tied according to processing
Fruit can obtain whether tested relay meets test request, realize the calibrating to tested relay automatically, simplify
Detection process, and improve detection efficiency.
Detailed description of the invention
Fig. 1 is the first structure diagram of substation's relay calibrating installation in one embodiment；
Fig. 2 is the structural schematic diagram of power supply Acquisition Circuit in one embodiment；
Fig. 3 is the second structural schematic diagram of substation's relay calibrating installation in one embodiment；
Fig. 4 is the third structural schematic diagram of substation's relay calibrating installation in one embodiment；
Fig. 5 is the 4th structural schematic diagram of substation's relay calibrating installation in one embodiment；
Fig. 6 is the structural schematic diagram of substation's relay verification system in one embodiment.
Specific embodiment
The application in order to facilitate understanding is described more fully the application below with reference to relevant drawings.In attached drawing
Give the preferred embodiment of the application.But the application can realize in many different forms, however it is not limited to this paper institute
The embodiment of description.On the contrary, purpose of providing these embodiments is make it is more thorough and comprehensive to disclosure of this application.
Unless otherwise defined, all technical and scientific terms used herein and the technical field for belonging to the application
The normally understood meaning of technical staff is identical.The term used in the description of the present application is intended merely to description tool herein
The purpose of the embodiment of body, it is not intended that in limitation the application.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
During relay contact analog control system in traditional substation, it usually needs more staff's cooperation is such as remembered by hand
Record, manual operation are easy error；It needs to carry out relay to disconnect power supply line and action connection point line, the line on relay is dismantled
Afterwards, then p-wire test is connect, again connected power supply line and action connection point line after testing, intricate operation and efficiency is extremely low.Power transformation
The relay type stood is more, and the producer of relay is different, and model is different, and every kind of test interface is different, so disconnecting line
Required tool kind also compares more, tester's carrying trouble；Traditional test device (such as reaying protection test platform) volume
Greatly and again, multiple test job personnel is needed to carry together, it is time-consuming and laborious.
And in a kind of substation's relay calibrating installation provided by the present application, relay contact analog control system interface is separately connected relay
The power end of device and the action connection point end of relay control the big of voltage controller power source module out-put supply signal by first processor
It is small, and then the power supply signal of output can be transferred to the power end of relay by voltage controller power source module by relay contact analog control system interface,
So that the action connection point end of relay generates action state variation；Power supply Acquisition Circuit can acquire the electricity of voltage controller power source module output
Source signal, and collected power supply signal is transferred to first processor；Quantity of state Acquisition Circuit can be connect by relay contact analog control system
The status change data of mouth acquisition relay, and collected status change data is transferred to first processor；And then first
The power supply signal received and status change data can be transferred to second processor by processor, can be to electricity by second processor
Source signal and status change data are handled, and then can obtain whether tested relay meets test request, are realized certainly
The dynamic calibrating to tested relay, simplifies detection process, and improve detection efficiency.
In one embodiment, as shown in Figure 1, providing a kind of substation's relay calibrating installation, comprising:
Relay contact analog control system interface 110；The power end and movement that relay contact analog control system interface 110 is used to be separately connected relay connect
Point end；
Quantity of state Acquisition Circuit 120；The input terminal of quantity of state Acquisition Circuit 120 connects relay contact analog control system interface 110；State
Measure the status change data that Acquisition Circuit 120 acquires the action connection point end of relay；
Voltage controller power source module 130；The output end of voltage controller power source module 130 connects relay contact analog control system interface 110；
Power supply Acquisition Circuit 160；The output end of the connection voltage controller power source module 130 of power supply Acquisition Circuit 160；Power supply acquisition electricity
Road 160 acquires the power supply signal of the power end of relay；
First processor 140；First processor 140 is separately connected power supply Acquisition Circuit 160, voltage controller power source module 130
The output end of control terminal and quantity of state Acquisition Circuit 120；First processor 140 controls voltage controller power source module 130, and obtains power supply
Signal and status change data；
Second processor 150；Second processor 150 connects first processor 140；Second processor 150 receives and processes
Power supply signal and status change data.
Wherein, relay contact analog control system interface 110 may include multiple connecting terminals, each terminals of relay contact analog control system interface 110
Son can be used for accordingly connecting power end and the action connection point end of tested relay；For example, can be by testing clip for relay
Device test interface 110 is connected with the terminals of tested relay, connects originally on tested relay without disconnecting
Control line；In one example, relay contact analog control system interface 110 can adapt to the terminals of the relay of various models.Quantity of state
Acquisition Circuit 120 can be used to the action state at the action connection point end of control relay, if there is action state, quantity of state acquisition electricity
The quantity of state delta data that road 120 acquires can change；Such as the action state of relay can be off-state or closure
State, when the action state of relay generates variation, the quantity of state delta data that quantity of state Acquisition Circuit 120 acquires can also be sent out
Changing.Voltage controller power source module 130 can be used for providing power supply to tested relay, and voltage controller power source module 130 can be according to the
The control of one processor 140, adjusts the size variation of out-put supply signal；In one example, the voltage of voltage controller power source module 130
Adjustable extent is 0 to 240 volt, and minimum pressure regulation stepping is 1mV (millivolt), and power is 200W (watt).
Power supply Acquisition Circuit 160 can be used to input the analog power data conversion of tested relay into digital power
Data, and digital power data are transferred to first processor 140；In one example, power supply Acquisition Circuit 160 can be used to adopt
The voltage signal and current signal of the tested relay of collection input.First processor 140 can be used to control voltage controller power source module
The power supply signal size and variation of 130 outputs；It may further be used to read the power supply signal and measuring state of power supply Acquisition Circuit 160
Measure the status change data that Acquisition Circuit 120 acquires；It may further be used to the power supply signal that will be read and status change data transmission
To second processor 150.Second processor 150 can be used to receive the power supply signal and state change of the transmission of first processor 140
Data, and calculation processing is carried out to power supply signal and status change data, and according to processing result, so it can be seen that it is tested
Whether relay meets test request.
Specifically, the output of second processor 150, quantity of state Acquisition Circuit 120 is separately connected based on first processor 140
The control terminal at end and voltage controller power source module 130；The output end of voltage controller power source module 130 connects relay contact analog control system interface 110, state
The input terminal for measuring Acquisition Circuit 120 connects relay contact analog control system interface 110；Power supply Acquisition Circuit 160 is connected to first processor 140
Between the output end of voltage controller power source module 130.It, can be by relay contact analog control system interface 110 in substation field busy relay
It is separately connected the power end of relay and the action connection point end of relay, voltage controller power source module is controlled by first processor 140
The size of 130 out-put supply signals, and then the power supply signal of output can be passed through relay contact analog control system interface by voltage controller power source module 130
110 are transferred to the power end of relay, so that the action connection point end of relay generates action state variation；Power supply Acquisition Circuit
160 can acquire the power supply signal of the power end of input relay, and collected power supply signal is transferred to first processor
140；Quantity of state Acquisition Circuit 120 can acquire the status change data of relay by relay contact analog control system interface 110, and will acquisition
To status change data be transferred to first processor 140；And then first processor 140 can be by the power supply signal received and shape
State delta data is transferred to second processor 150, can be carried out to power supply signal and status change data by second processor 150
Processing, and then can obtain whether tested relay meets test request, realize the calibrating to tested relay automatically.
In above-mentioned substation's relay calibrating installation, in substation field busy relay, without disconnecting on relay
Connecting line originally, can direct busy relay, and then avoid disconnect line and rewiring repeatedly after wiring malfunction
A possibility that possibility simplifies test process, improves testing efficiency, greatly reduce human error.
It should be noted that substation's relay calibrating installation provided by the present application, can be compatible with the relay of different model
Device test, without to the special testing tool of relay configuration, when test only needs p-wire and test clip can be realized will be tested
The relay of examination is connected to relay contact analog control system interface, and then without disconnecting the original wiring of relay, can be automatically to tested
Relay calibrating, both having saved the time improves testing efficiency, in turn avoids connecing taking out stitches and is easy to appear wiring error, causes
Whole transformer station malfunction.
In one embodiment, as shown in Fig. 2, power supply Acquisition Circuit 160 includes the output of connection voltage controller power source module 130
The signal of the analog signal conditioning circuit 162 at end, connection first processor 140 transmits isolation circuit 164, and is connected to simulation
Analog to digital conversion circuit 166 between signal conditioning circuit 162 and signal transmission isolation circuit 164.
Specifically, analog signal conditioning circuit 162 can be used to for the analog power supply signal of input to be adjusted to the conjunction of amplitude size
Suitable conditioned signal, and conditioned signal adjusted is transferred to analog to digital conversion circuit 166.Analog to digital conversion circuit 166 can be used to
Conditioned signal is converted into digital signal, and digital signal is transmitted into isolation circuit 164 by signal and is transferred to first processor
140.Wherein, signal transmission isolation circuit 164 can play buffer action, by power supply Acquisition Circuit 160 and first processor 140
Keep apart, improves anti-interference ability and the safety of device.
In one embodiment, as shown in figure 3, providing a kind of substation's relay calibrating installation, including relay is surveyed
It tries mouth 110, quantity of state Acquisition Circuit 120, voltage controller power source module 130, first processor 140, second processor 150 and power supply
Acquisition Circuit 160；It further include the first isolation being connected between first processor 140 and the control terminal of voltage controller power source module 130
Circuit 170.
Wherein, the first isolation circuit 170 can cut off the path of noise jamming by isolation component, to reach inhibition
The effect of noise jamming.First isolation circuit 170 can be used to for first processor 140 being isolated with voltage controller power source module 130.
Specifically, the control of first processor 140 and voltage controller power source module 130 is connected to based on the first isolation circuit 170
Between end, the first isolation circuit 170 can keep apart forceful electric power and light current, prevent the forceful electric power signal of voltage controller power source module 130
The weak electric signal of first processor 140 is interfered, and then is effectively prevented under the fortuitous events such as misoperation, device damage is reduced
Bad probability ensures the personal safety of tester.
In one embodiment, as shown in figure 3, further including being connected to relay contact analog control system interface 110 and quantity of state acquisition electricity
The second isolation circuit 180 between the input terminal on road 120.
Wherein, the second isolation circuit 180 can cut off the path of noise jamming by isolation component, to reach inhibition
The effect of noise jamming.Second isolation circuit 180 can be used to by quantity of state Acquisition Circuit 120 and relay contact analog control system interface 110 into
Row isolation.
Specifically, quantity of state Acquisition Circuit 120 and relay contact analog control system interface 110 are connected to based on the second isolation circuit 180
Between, the second isolation circuit 180 can keep apart forceful electric power and light current, prevent the forceful electric power signal interference quantity of state of relay from adopting
The weak electric signal of collector 120, and then the weak electric signal of the forceful electric power signal interference first processor 140 of relay can be prevented, it drops
The probability of low device damage, ensures the personal safety of tester.
In one embodiment, as shown in figure 3, further including being separately connected first processor 140, second processor 150, electricity
The power supply module 190 of source Acquisition Circuit 160 and voltage controller power source module 130.
Wherein, power supply module 190 can be used to provide power supply for whole device.Distinguished based on power supply module 190
Connect first processor 140, second processor 150, power supply Acquisition Circuit 160 and voltage controller power source module 130, and then can be to the
One processor 140,130 normal power supply of second processor 150, power supply Acquisition Circuit 160 and voltage controller power source module, so that at first
Manage the normally starting work of device 140, second processor 150, power supply Acquisition Circuit 160 and voltage controller power source module 130.
In a specific embodiment, as shown in figure 3, power supply module 190 includes battery pack 192, connection battery
The Inverter 194 of group 192, the system power supply module 196 for connecting battery pack 192 and the isolation electricity for connecting battery pack 192
Source module 198.Inverter 194 connects voltage controller power source module 130；System power supply module 196 is separately connected the first processing
Device 140 and second processor 150；Isolated power supply module 198 connects power supply Acquisition Circuit 160.
Wherein, battery pack 192 can be made up of multiple battery cells in series, and battery pack 192 can be rechargeable battery pack；
For example, battery pack 192 can be with Li-ion batteries piles.In one example, the electricity that battery pack 192 stores can allow whole device
Continuous work 8 hours, easily meet test job requirement in tester one day.Lithium battery power supply is not vulnerable to on-the-spot test environment
It influences, whether there is or not alternating current 220V power supplies at such as scene, do not need band wire spool etc., have many advantages, such as safe and reliable, easy to carry.
Inverter 194 can be used to the low-voltage DC of battery pack being converted into High Level AC Voltage, can not only increase voltage, but also will
Subsequent voltage controller power source module is isolated with battery pack, and forceful electric power is allowed to separate with light current, can be improved whole device work can
By property, safety and accuracy.It is suitable that system power supply module 196 can be used to the direct current of battery pack being converted to voltage swing
Direct current is powered to first processor 140 and second processor 150.Isolated power supply module 198 can be used to the direct current of battery pack
Electricity is converted to the suitable direct current of voltage swing, powers to power supply Acquisition Circuit 160.In one example, power supply Acquisition Circuit
160 power supply a part can be powered by isolated power supply module 198, and another part can the power supply of system power supply module 196.
Specifically, by be arranged it is battery-powered, avoid scene need repeatedly external power supply or carry it is bulky around
The trouble of drum, device is lightly portable, facilitates tester to carry and the places such as substation is gone to test.
In a specific embodiment, as shown in figure 3, isolated power supply module 198 can also be by the direct current of battery pack 192
The suitable direct current of voltage swing is converted to, and is powered respectively to the first isolation circuit 170 and the second isolation circuit 180.
In a specific embodiment, the High Level AC Voltage that voltage controller power source module can also export Inverter,
It is converted into control to adjust with the numerical-control direct galvanic electricity of pressure regulation, voltage swing variation by first processor.Voltage controller power source module can
It may also include short-circuit protection circuit, current foldback circuit, under-voltage protecting circuit and overvoltage crowbar etc., can effectively prevent
Because of artificial origin's (when such as wrong p-wire), and lead to device and relay damaged.
In one of the embodiments, as shown in figure 4, providing a kind of substation's relay calibrating installation, including relay
Device test interface 110, quantity of state Acquisition Circuit 120, voltage controller power source module 130, first processor 140,150 He of second processor
Power supply Acquisition Circuit 160；It further include human-computer interaction device 210 and the memory 220 for being separately connected second processor 150.
Wherein, human-computer interaction device 210 refers to that foundation contacts between people and processing equipment, the input of exchange of information/defeated
Equipment out.Memory 220 can be used to test data (such as status change data, power supply signal and processing result number of save set
According to etc.), all test datas within 10 years can be saved, when testing the same relay, facilitate device transfer this after
The historical data that electric test is crossed compares and analyzes, and can understand the aging conditions of the relay in detail, estimate the relay
Remaining life, if remaining life is insufficient, so that it may replace the relay, prevent risk in advance.In one example, it deposits
Reservoir 220 can be SD card.
In a specific embodiment, human-computer interaction device 210 sets including being separately connected the input of second processor 150
For 214 and display equipment 212.
Wherein, input equipment 214 can be used to input data and be configured device parameter etc.；For example, input equipment 214 can be with
It is key.Display equipment 212 can be used to show test data (such as status change data, power supply signal and processing structure data
Deng)；Such as display equipment 212 can be liquid crystal display.
In above-mentioned substation's relay calibrating installation, second processor is connected by human-computer interaction device, and then test
Personnel can carry out parameter setting and observation test data by human-computer interaction device.Second processor is connected based on memory,
Second processor can understand in detail the old of each relay to the test history data in memory with comparative analysis and statistics
Change situation, estimate the remaining life of each relay, if estimating remaining life deficiency, so that it may be replaced, be prevented in advance
Risk guarantees that entire power grid long-term safety is reliably run.
In one embodiment, as shown in figure 4, further including the communication interface 230 for connecting second processor 150.
Specifically, communication interface 230 can be used for connecting with external device communication.Communication interface 230 can be wireless communication
Interface, such as communication interface 230 can be network interface, and network interface can be used to the remote upgrade to device, may further be used to remote by network
Cheng Shangchuan data.Communication interface 230 can also be that wired communication interface, such as communication interface 230 can be USB (Universal
Serial Bus, universal serial bus) interface, USB interface can be inserted the external memories such as USB flash disk, exports test data report,
It is saved convenient for filing.
In one embodiment, first processor is FPGA (Field-Programmable Gate Array, i.e. scene
Programmable gate array) processor；Second processor is ARM (Advanced RISC Machine, advanced reduced instruction set machine)
Processor.
In one embodiment, as shown in figure 5, the quantity of relay contact analog control system interface is 2.
Specifically, voltage controller power source module may include 2 output ends, and voltage controller power source module can export two-way power supply letter simultaneously
Number；It is connected one to one based on each output end of voltage controller power source module and each relay contact analog control system interface, power supply Acquisition Circuit can divide
Not Lian Jie voltage controller power source module each output end, quantity of state Acquisition Circuit connects one to one with each relay contact analog control system interface, respectively
Relay contact analog control system interface connects one to one with each relay.And then two relays can be tested simultaneously, so that testing efficiency
It is multiplied.
Further, by testing two relays simultaneously, the action connection point of relay is normally opened or normally off can be certainly
Dynamic identification, the quantity of each action connection point can be configured freely, be realized to more than actuating of relay number of connections or few complete simultaneous
Hold.
In one embodiment, as shown in fig. 6, providing a kind of substation's relay verification system, including remote terminal
11 and connection remote terminal 11, such as above-mentioned any one substation's relay calibrating installation 13.
Wherein, remote terminal 11 can be personal computer, industrial computer, tablet computer and laptop etc..
Specifically, it is connect based on remote terminal 11 with the second processor 150 of substation relay calibrating installation 13, in turn
First processor 140 can test data (such as power supply signal, status change data and processing result data) be transferred to long-range end
The long-range monitoring to relay verification process is realized by remote terminal 11 in end 11.Remote terminal 11 can also be by software upgrading number
According to second processor 150 is transferred to, realizes and device software is upgraded.
In one example, second processor can be connect by communication interface (such as network interface) with remote terminal.
In above-mentioned substation's relay verification system, second processor is separately connected based on first processor, quantity of state is adopted
The output end of collector and the control terminal of voltage controller power source module；The output end of voltage controller power source module connects relay contact analog control system interface,
The input terminal of quantity of state Acquisition Circuit connects relay contact analog control system interface；Power supply Acquisition Circuit is connected to first processor and pressure regulation electricity
Between the output end of source module；Remote terminal connects second processor.The output of voltage controller power source module is controlled by first processor
The size of power supply signal, and then the power supply signal of output can be transferred to relay by relay contact analog control system interface by voltage controller power source module
The power end of device, so that the action connection point end of relay generates action state variation；Power supply Acquisition Circuit can acquire voltage controller power source
The power supply signal of module output, and collected power supply signal is transferred to first processor；Quantity of state Acquisition Circuit can pass through
Relay contact analog control system interface acquires the status change data of relay, and collected status change data is transferred to the first processing
Device；And then the power supply signal received and status change data can be transferred to second processor by first processor, pass through second
Processor can be handled power supply signal and status change data, and then can obtain whether tested relay meets test
It is required that realizing the calibrating to tested relay automatically, detection process is simplified, and improve detection efficiency；Second processing
Test data can be also transferred to remote terminal by device, remotely be monitored by remote terminal to relay verification process, be improved
The portability of relay calibrating.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the concept of this application, various modifications and improvements can be made, these belong to the protection of the application
Range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (10)
1. a kind of substation's relay calibrating installation characterized by comprising
Relay contact analog control system interface；The relay contact analog control system interface is used to be separately connected power end and the action connection point end of relay；
Quantity of state Acquisition Circuit；The input terminal of the quantity of state Acquisition Circuit connects the relay contact analog control system interface；The state
Amount Acquisition Circuit acquires the status change data at the action connection point end of the relay；
Voltage controller power source module；The output end of the voltage controller power source module connects the relay contact analog control system interface；
Power supply Acquisition Circuit；The power supply Acquisition Circuit connects the output end of the voltage controller power source module；The power supply acquisition electricity
Road acquires the power supply signal of the power end of the relay；
First processor；The first processor is separately connected the control of the power supply Acquisition Circuit, the voltage controller power source module
The output end at end and the quantity of state Acquisition Circuit；The first processor controls the voltage controller power source module, and described in acquisition
Power supply signal and the status change data；
Second processor；The second processor connects the first processor；The second processor receives and processes described
Power supply signal and the status change data.
2. substation's relay calibrating installation according to claim 1, which is characterized in that
The power supply Acquisition Circuit includes connecting the analog signal conditioning circuit of the output end of the voltage controller power source module, connects institute
State first processor signal transmission isolation circuit, and be connected to the analog signal conditioning circuit and the signal transmission every
From the analog to digital conversion circuit between circuit.
3. substation's relay calibrating installation according to claim 1, which is characterized in that further include being connected to described first
The first isolation circuit between processor and the control terminal of the voltage controller power source module.
4. substation's relay calibrating installation according to claim 1, which is characterized in that further include being connected to the relay
The second isolation circuit between device test interface and the input terminal of the quantity of state Acquisition Circuit.
5. substation's relay calibrating installation according to claim 1, which is characterized in that further include being separately connected described
The power supply module of one processor, the second processor, the power supply Acquisition Circuit and the voltage controller power source module.
6. substation's relay calibrating installation according to claim 5, which is characterized in that the power supply module includes
Battery pack, the Inverter of the connection battery pack, the system power supply module of the connection battery pack and the connection electricity
The isolated power supply module of pond group；
The Inverter connects the voltage controller power source module；The system power supply module is separately connected first processing
Device and the second processor；The isolated power supply module connects the power supply Acquisition Circuit.
7. substation's relay calibrating installation according to claim 6, which is characterized in that the battery pack is lithium-ion electric
Pond group.
8. substation's relay calibrating installation according to claim 1, which is characterized in that further include being separately connected described
Human-computer interaction device, memory and the communication interface of two processors；
Wherein, the human-computer interaction device includes the input equipment and display equipment for being separately connected the second processor.
9. according to claim 1 to substation's relay calibrating installation described in 8 any one, which is characterized in that described first
Processor is FPGA processor；The second processor is arm processor.
10. a kind of substation's relay verification system, which is characterized in that including remote terminal, and the connection remote terminal
Substation's relay calibrating installation as claimed in any one of claims 1 to 9.
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| CN201910297403.XA CN110082674B (en) | 2019-04-15 | 2019-04-15 | Transformer substation relay calibrating device and system |
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| CN113945836A (en) * | 2021-09-29 | 2022-01-18 | 龙口矿业集团有限公司 | Relay comprehensive utilization maintenance platform |
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